diff --git a/plugins/woocommerce/tests/legacy/bootstrap.php b/plugins/woocommerce/tests/legacy/bootstrap.php
index 645d839d1e8..ef29235d8bd 100644
--- a/plugins/woocommerce/tests/legacy/bootstrap.php
+++ b/plugins/woocommerce/tests/legacy/bootstrap.php
@@ -71,7 +71,7 @@ class WC_Unit_Tests_Bootstrap {
 		* Load PHPUnit Polyfills for the WP testing suite.
 		* @see https://github.com/WordPress/wordpress-develop/pull/1563/
 		*/
-		define( 'WP_TESTS_PHPUNIT_POLYFILLS_PATH', __DIR__ . '/../vendor/yoast/phpunit-polyfills/phpunitpolyfills-autoload.php' );
+		define( 'WP_TESTS_PHPUNIT_POLYFILLS_PATH', __DIR__ . '/../../vendor/yoast/phpunit-polyfills/phpunitpolyfills-autoload.php' );
 
 		// load the WP testing environment.
 		require_once $this->wp_tests_dir . '/includes/bootstrap.php';